Is the iPhone Becoming the Ad-Phone?

Why are there more ads on the iPhone than Android phone? Advertisers prefer to target Apple users, a new survey finds. Quentin Fottrell has details.

This transcript has been automatically generated and may not be 100% accurate.

... I ... the art and turning into the US ... I'm Quentin for trial for MarketWatch ... advertises according to a new study ... spent three times as much money ... targeting ... Apple users is the view on producers ... in fact ... the matter to us than them I Phones has risen twelve percent in the last ... quarter ... and now accounts for fifty percent of all Mumbai last fans ... so why all these other sizes so entranced and I can use years well ... they're regarded as a more desirable customer ... got into more expensive ... and those people he is dumb ... like me ... are regarded as having more money and more likely to spend that money in fact the click through rates on ads for the I found ... this one point seven percent in its two point five percent for the archives ... for Android ... it's only one point one percent ... of course been bombarded with more odds ... it's gonna be that little bit more indexing for Eichmann users the police to keep their ... system running as smoothly as possible ... I'm Quentin for trial for MarketWatch ...